The special pigment for colour change in chameleon is

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Which of the following structure is adapted for feeding in a bird of prey?

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One of adaptation of Cactus opuntia to conserve water is the reduction of

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Physiological adaptation to very dry conditions in animals demonstrates

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The clumping together of red blood cells is

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To which blood group do universal recipients belong?

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Which of the following is caused by Treponema palladium?

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The solid part of the ecosystem is referred to as the

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A tropical disease caused by Trypanosoma is

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A pollutant that is biodegradable is

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The eye defect cause by the development of cloudy areas in the lenses is

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Oestrogen is a hormone that is synthesized in the

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